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  <div class="section" id="datetime-objects">
<span id="datetimeobjects"></span><h1>DateTime 对象<a class="headerlink" href="#datetime-objects" title="永久链接至标题">¶</a></h1>
<p><a class="reference internal" href="../library/datetime.html#module-datetime" title="datetime: Basic date and time types."><code class="xref py py-mod docutils literal notranslate"><span class="pre">datetime</span></code></a> 模块提供了各种日期和时间对象。 在使用任何这些函数之前，必须在你的源码中包含头文件 <code class="file docutils literal notranslate"><span class="pre">datetime.h</span></code> (请注意此文件并未包含在 <code class="file docutils literal notranslate"><span class="pre">Python.h</span></code> 中)，并且宏 <code class="xref c c-macro docutils literal notranslate"><span class="pre">PyDateTime_IMPORT</span></code> 必须被发起调用，通常是作为模块初始化函数的一部分。 这个宏会将指向特定 C 结构的指针放入一个静态变量 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTimeAPI</span></code> 中，它会由下面的宏来使用。</p>
<p>宏访问UTC单例:</p>
<dl class="var">
<dt id="c.PyDateTime_TimeZone_UTC">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyDateTime_TimeZone_UTC</code><a class="headerlink" href="#c.PyDateTime_TimeZone_UTC" title="永久链接至目标">¶</a></dt>
<dd><p>返回表示 UTC 的时区单例，与 <a class="reference internal" href="../library/datetime.html#datetime.timezone.utc" title="datetime.timezone.utc"><code class="xref py py-attr docutils literal notranslate"><span class="pre">datetime.timezone.utc</span></code></a> 为同一对象。</p>
<div class="versionadded">
<p><span class="versionmodified added">3.7 新版功能.</span></p>
</div>
</dd></dl>

<p>类型检查宏：</p>
<dl class="function">
<dt id="c.PyDate_Check">
int <code class="sig-name descname">PyDate_Check</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *ob</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDate_Check" title="永久链接至目标">¶</a></dt>
<dd><p>如果 <em>ob</em> 为 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DateType</span></code> 类型或 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DateType</span></code> 的某个子类型则返回真值。 <em>ob</em> 不能为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDate_CheckExact">
int <code class="sig-name descname">PyDate_CheckExact</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *ob</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDate_CheckExact" title="永久链接至目标">¶</a></dt>
<dd><p>如果 <em>ob</em> 为 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DateType</span></code> 类型则返回真值。 <em>ob</em> 不能为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_Check">
int <code class="sig-name descname">PyDateTime_Check</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *ob</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_Check" title="永久链接至目标">¶</a></dt>
<dd><p>如果 <em>ob</em> 为 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DateTimeType</span></code> 类型或 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DateTimeType</span></code> 的某个子类型则返回真值。 <em>ob</em> 不能为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_CheckExact">
int <code class="sig-name descname">PyDateTime_CheckExact</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *ob</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_CheckExact" title="永久链接至目标">¶</a></dt>
<dd><p>如果 <em>ob</em> 为 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DateTimeType</span></code> 类型则返回真值。 <em>ob</em> 不能为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyTime_Check">
int <code class="sig-name descname">PyTime_Check</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *ob</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyTime_Check" title="永久链接至目标">¶</a></dt>
<dd><p>如果 <em>ob</em> 的类型是 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_TimeType</span></code> 或是 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_TimeType</span></code> 的子类型则返回真值。 <em>ob</em> 必须不为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyTime_CheckExact">
int <code class="sig-name descname">PyTime_CheckExact</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *ob</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyTime_CheckExact" title="永久链接至目标">¶</a></dt>
<dd><p>如果 <em>ob</em> 的类型为 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_TimeType</span></code> 则返回真值。 <em>ob</em> 必须不为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDelta_Check">
int <code class="sig-name descname">PyDelta_Check</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *ob</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDelta_Check" title="永久链接至目标">¶</a></dt>
<dd><p>如果 <em>ob</em> 为 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DeltaType</span></code> 类型或 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DeltaType</span></code> 的某个子类型则返回真值。 <em>ob</em> 不能为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDelta_CheckExact">
int <code class="sig-name descname">PyDelta_CheckExact</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *ob</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDelta_CheckExact" title="永久链接至目标">¶</a></dt>
<dd><p>如果 <em>ob</em> 为 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DeltaType</span></code> 类型则返回真值。 <em>ob</em> 不能为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyTZInfo_Check">
int <code class="sig-name descname">PyTZInfo_Check</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *ob</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyTZInfo_Check" title="永久链接至目标">¶</a></dt>
<dd><p>如果 <em>ob</em> 为 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_TZInfoType</span></code> 类型或 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_TZInfoType</span></code> 的某个子类型则返回真值。 <em>ob</em> 必须不为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyTZInfo_CheckExact">
int <code class="sig-name descname">PyTZInfo_CheckExact</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *ob</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyTZInfo_CheckExact" title="永久链接至目标">¶</a></dt>
<dd><p>如果 <em>ob</em> 的类型是 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_TZInfoType</span></code> 则返回真值。 <em>ob</em> 不能为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>。</p>
</dd></dl>

<p>用于创建对象的宏：</p>
<dl class="function">
<dt id="c.PyDate_FromDate">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyDate_FromDate</code><span class="sig-paren">(</span>int<em> year</em>, int<em> month</em>, int<em> day</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDate_FromDate" title="永久链接至目标">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>返回指定年、月、日的 <a class="reference internal" href="../library/datetime.html#datetime.date" title="datetime.date"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.date</span></code></a> 对象。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_FromDateAndTime">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyDateTime_FromDateAndTime</code><span class="sig-paren">(</span>int<em> year</em>, int<em> month</em>, int<em> day</em>, int<em> hour</em>, int<em> minute</em>, int<em> second</em>, int<em> usecond</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_FromDateAndTime" title="永久链接至目标">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>返回具有指定年、周、日、时、分、秒和微秒的 <a class="reference internal" href="../library/datetime.html#datetime.datetime" title="datetime.datetime"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.datetime</span></code></a> 对象。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_FromDateAndTimeAndFold">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyDateTime_FromDateAndTimeAndFold</code><span class="sig-paren">(</span>int<em> year</em>, int<em> month</em>, int<em> day</em>, int<em> hour</em>, int<em> minute</em>, int<em> second</em>, int<em> usecond</em>, int<em> fold</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_FromDateAndTimeAndFold" title="永久链接至目标">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>返回具有指定 year, month, day, hour, minute, second, microsecond 和 fold 属性的 <a class="reference internal" href="../library/datetime.html#datetime.datetime" title="datetime.datetime"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.datetime</span></code></a> 对象。</p>
<div class="versionadded">
<p><span class="versionmodified added">3.6 新版功能.</span></p>
</div>
</dd></dl>

<dl class="function">
<dt id="c.PyTime_FromTime">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyTime_FromTime</code><span class="sig-paren">(</span>int<em> hour</em>, int<em> minute</em>, int<em> second</em>, int<em> usecond</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyTime_FromTime" title="永久链接至目标">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>返回具有指定 hour, minute, second and microsecond 属性的 <a class="reference internal" href="../library/datetime.html#datetime.time" title="datetime.time"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.time</span></code></a> 对象。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyTime_FromTimeAndFold">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyTime_FromTimeAndFold</code><span class="sig-paren">(</span>int<em> hour</em>, int<em> minute</em>, int<em> second</em>, int<em> usecond</em>, int<em> fold</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyTime_FromTimeAndFold" title="永久链接至目标">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>返回具有指定 hour, minute, second, microsecond 和 fold 属性的 <a class="reference internal" href="../library/datetime.html#datetime.time" title="datetime.time"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.time</span></code></a> 对象。</p>
<div class="versionadded">
<p><span class="versionmodified added">3.6 新版功能.</span></p>
</div>
</dd></dl>

<dl class="function">
<dt id="c.PyDelta_FromDSU">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyDelta_FromDSU</code><span class="sig-paren">(</span>int<em> days</em>, int<em> seconds</em>, int<em> useconds</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDelta_FromDSU" title="永久链接至目标">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>返回代表给定天、秒和微秒数的 <a class="reference internal" href="../library/datetime.html#datetime.timedelta" title="datetime.timedelta"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.timedelta</span></code></a> 对象。 将执行正规化操作以使最终的微秒和秒数处在 <a class="reference internal" href="../library/datetime.html#datetime.timedelta" title="datetime.timedelta"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.timedelta</span></code></a> 对象的文档指明的区间之内。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyTimeZone_FromOffset">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyTimeZone_FromOffset</code><span class="sig-paren">(</span>PyDateTime_DeltaType*<em> offset</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyTimeZone_FromOffset" title="永久链接至目标">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>返回一个 <a class="reference internal" href="../library/datetime.html#datetime.timezone" title="datetime.timezone"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.timezone</span></code></a> 对象，该对象带有以 <em>offset</em> 参数表示 的未命名固定时差。</p>
<div class="versionadded">
<p><span class="versionmodified added">3.7 新版功能.</span></p>
</div>
</dd></dl>

<dl class="function">
<dt id="c.PyTimeZone_FromOffsetAndName">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyTimeZone_FromOffsetAndName</code><span class="sig-paren">(</span>PyDateTime_DeltaType*<em> offset</em>, PyUnicode*<em> name</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyTimeZone_FromOffsetAndName" title="永久链接至目标">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>返回一个 <a class="reference internal" href="../library/datetime.html#datetime.timezone" title="datetime.timezone"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.timezone</span></code></a> 对象，该对象具有以 <em>offset</em> 参数表示的固定时差和时区名称 <em>name</em>。</p>
<div class="versionadded">
<p><span class="versionmodified added">3.7 新版功能.</span></p>
</div>
</dd></dl>

<p>一些用来从 date 对象中提取字段的宏。 参数必须是 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_Date</span></code> 包括其子类 (例如 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DateTime</span></code>) 的实例。 参数必须不为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>，并且类型不被会检查:</p>
<dl class="function">
<dt id="c.PyDateTime_GET_YEAR">
int <code class="sig-name descname">PyDateTime_GET_YEAR</code><span class="sig-paren">(</span>PyDateTime_Date<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_GET_YEAR" title="永久链接至目标">¶</a></dt>
<dd><p>以正整数的形式返回年份值。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_GET_MONTH">
int <code class="sig-name descname">PyDateTime_GET_MONTH</code><span class="sig-paren">(</span>PyDateTime_Date<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_GET_MONTH" title="永久链接至目标">¶</a></dt>
<dd><p>返回月，从0到12的整数。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_GET_DAY">
int <code class="sig-name descname">PyDateTime_GET_DAY</code><span class="sig-paren">(</span>PyDateTime_Date<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_GET_DAY" title="永久链接至目标">¶</a></dt>
<dd><p>返回日期，从0到31的整数。</p>
</dd></dl>

<p>一些用来从 datetime 对象中提取字段的宏。 参数必须是 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_DateTime</span></code> 包括其子类的实例。 参数必须不为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>，并且类型不会被检查:</p>
<dl class="function">
<dt id="c.PyDateTime_DATE_GET_HOUR">
int <code class="sig-name descname">PyDateTime_DATE_GET_HOUR</code><span class="sig-paren">(</span>PyDateTime_DateTime<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_DATE_GET_HOUR" title="永久链接至目标">¶</a></dt>
<dd><p>返回小时，从0到23的整数。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_DATE_GET_MINUTE">
int <code class="sig-name descname">PyDateTime_DATE_GET_MINUTE</code><span class="sig-paren">(</span>PyDateTime_DateTime<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_DATE_GET_MINUTE" title="永久链接至目标">¶</a></dt>
<dd><p>返回分钟，从0到59的整数。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_DATE_GET_SECOND">
int <code class="sig-name descname">PyDateTime_DATE_GET_SECOND</code><span class="sig-paren">(</span>PyDateTime_DateTime<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_DATE_GET_SECOND" title="永久链接至目标">¶</a></dt>
<dd><p>返回秒，从0到59的整数。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_DATE_GET_MICROSECOND">
int <code class="sig-name descname">PyDateTime_DATE_GET_MICROSECOND</code><span class="sig-paren">(</span>PyDateTime_DateTime<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_DATE_GET_MICROSECOND" title="永久链接至目标">¶</a></dt>
<dd><p>返回微秒，从0到999999的整数。</p>
</dd></dl>

<p>一些用来从 time 对象中提取字段的宏。 参数必须是 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_Time</span></code> 包括其子类的实例。 参数必须不为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>，并且类型不会被检查:</p>
<dl class="function">
<dt id="c.PyDateTime_TIME_GET_HOUR">
int <code class="sig-name descname">PyDateTime_TIME_GET_HOUR</code><span class="sig-paren">(</span>PyDateTime_Time<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_TIME_GET_HOUR" title="永久链接至目标">¶</a></dt>
<dd><p>返回小时，从0到23的整数。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_TIME_GET_MINUTE">
int <code class="sig-name descname">PyDateTime_TIME_GET_MINUTE</code><span class="sig-paren">(</span>PyDateTime_Time<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_TIME_GET_MINUTE" title="永久链接至目标">¶</a></dt>
<dd><p>返回分钟，从0到59的整数。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_TIME_GET_SECOND">
int <code class="sig-name descname">PyDateTime_TIME_GET_SECOND</code><span class="sig-paren">(</span>PyDateTime_Time<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_TIME_GET_SECOND" title="永久链接至目标">¶</a></dt>
<dd><p>返回秒，从0到59的整数。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_TIME_GET_MICROSECOND">
int <code class="sig-name descname">PyDateTime_TIME_GET_MICROSECOND</code><span class="sig-paren">(</span>PyDateTime_Time<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_TIME_GET_MICROSECOND" title="永久链接至目标">¶</a></dt>
<dd><p>返回微秒，从0到999999的整数。</p>
</dd></dl>

<p>一些用来从 timedelta 对象中提取字段的宏。 参数必须是 <code class="xref c c-data docutils literal notranslate"><span class="pre">PyDateTime_Delta</span></code> 包括其子类的实例。 参数必须不为 <code class="docutils literal notranslate"><span class="pre">NULL</span></code>，并且类型不会被检查:</p>
<dl class="function">
<dt id="c.PyDateTime_DELTA_GET_DAYS">
int <code class="sig-name descname">PyDateTime_DELTA_GET_DAYS</code><span class="sig-paren">(</span>PyDateTime_Delta<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_DELTA_GET_DAYS" title="永久链接至目标">¶</a></dt>
<dd><p>返回天数，从-999999999到999999999的整数。</p>
<div class="versionadded">
<p><span class="versionmodified added">3.3 新版功能.</span></p>
</div>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_DELTA_GET_SECONDS">
int <code class="sig-name descname">PyDateTime_DELTA_GET_SECONDS</code><span class="sig-paren">(</span>PyDateTime_Delta<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_DELTA_GET_SECONDS" title="永久链接至目标">¶</a></dt>
<dd><p>返回秒数，从0到86399的整数。</p>
<div class="versionadded">
<p><span class="versionmodified added">3.3 新版功能.</span></p>
</div>
</dd></dl>

<dl class="function">
<dt id="c.PyDateTime_DELTA_GET_MICROSECONDS">
int <code class="sig-name descname">PyDateTime_DELTA_GET_MICROSECONDS</code><span class="sig-paren">(</span>PyDateTime_Delta<em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_DELTA_GET_MICROSECONDS" title="永久链接至目标">¶</a></dt>
<dd><p>返回微秒数，从0到999999的整数。</p>
<div class="versionadded">
<p><span class="versionmodified added">3.3 新版功能.</span></p>
</div>
</dd></dl>

<p>一些便于模块实现 DB API 的宏:</p>
<dl class="function">
<dt id="c.PyDateTime_FromTimestamp">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyDateTime_FromTimestamp</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *args</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDateTime_FromTimestamp" title="永久链接至目标">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>创建并返回一个给定元组参数的新 <a class="reference internal" href="../library/datetime.html#datetime.datetime" title="datetime.datetime"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.datetime</span></code></a> 对象，适合传给 <a class="reference internal" href="../library/datetime.html#datetime.datetime.fromtimestamp" title="datetime.datetime.fromtimestamp"><code class="xref py py-meth docutils literal notranslate"><span class="pre">datetime.datetime.fromtimestamp()</span></code></a>。</p>
</dd></dl>

<dl class="function">
<dt id="c.PyDate_FromTimestamp">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="sig-name descname">PyDate_FromTimestamp</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *args</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyDate_FromTimestamp" title="永久链接至目标">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>创建并返回一个给定元组参数的新 <a class="reference internal" href="../library/datetime.html#datetime.date" title="datetime.date"><code class="xref py py-class docutils literal notranslate"><span class="pre">datetime.date</span></code></a> 对象，适合传给 <a class="reference internal" href="../library/datetime.html#datetime.date.fromtimestamp" title="datetime.date.fromtimestamp"><code class="xref py py-meth docutils literal notranslate"><span class="pre">datetime.date.fromtimestamp()</span></code></a>。</p>
</dd></dl>

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